Home / 1,384,522.20-2,076,999.30-437,802.84

Finding the Fourth Proportional to 1,384,522.20, 2,076,999.30 and 437,802.84

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Solution

The fourth proportional to 1,384,522.20, 2,076,999.30 and 437,802.84 is: 656,772.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,522.20 : 2,076,999.30 = 437,802.84 : x
  2. Step 2: Convert to fraction form
    1,384,522.20/2,076,999.30 = 437,802.84/x
  3. Step 3: Cross multiply
    1,384,522.20x = 2,076,999.30 × 437,802.84
  4. Step 4: Simplify right side
    1,384,522.20x = 909,316,192,218.01
  5. Step 5: Solve for x
    x = 909,316,192,218.01/1,384,522.20
  6. Step 6: Final answer
    x = 656,772.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.